| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 1 |
0%
|
| 0 | No | 2007 |
83.6%
|
| 1 | Yes | 390 |
16.3%
|
| 9 | Don't know | 2 |
0.1%
|
| 98 | Refused | 0 |
0%
|